The Crystal Shard version 4 from Plecter Labs is an unbelievable mid-range sound card being the little brother of the greatest sound card in the universe the Crystal Focus. The CS4 is the perfect balance of features, quality, and affordability. It’s not a card that is available for purchase, you can only get it pre installed in a saber from an approved builder. Staring August 2017, all GCS production sabers will come equipped with this amazing sound card!